# How to use Google as a Calculator

Google is the number one search engine in the whole world. Everybody uses it to search information and web sites etc. But very few people can use it as a calculator. Here is how you can use Google as a calculator :

### Basic arithmatic

Visit http://www.google.com/. Type and term in search box you want to evaluate. For example, 5 + 5 and press Enter. You would see the result as shown below. You can use a number of usual expressions to get your results as listed in this table :

 Expression Meaning Example a + b addition of a and b 5 + 5 a – b subtract b from a 5 – 5 a * b multiply a and b 5 * 5 a / b divide a by b 5 / 5 a ^ b ab 5 ^ 5 a % of b a percent of b 5 % of 5 a mod b modulo (divide a by b and return remainder) 5 mod 5 ath root of b find ath root of b 4th root of 256

If you want to evaluate expressions containing advanced mathematicals terms like trigonometric expressions, logarithmic functions etc., then you have to type in special terms as shown in the following picture :  